package com.guigu.www.service;

import com.guigu.www.pojo.Role;
import com.baomidou.mybatisplus.extension.service.IService;

/**
 * <p>
 *  服务类
 * </p>
 *
 * @author DengHao
 * @since 2021-10-20
 */
public interface RoleService {

    Role byId(Integer roleId);

}
